Hi kook,
Welcome to the community! Since you're new please be sure that you have checked out our Discussion guidelines.
From what I can tell you are advising that touch screen is to sensitive?, if this is the case you may need to reload the software to restore the screens calibration.
Make sure to backup the Tablet first however.
Backup & Restore
1. Before you start you have to download the PC Companion software from PC Companion
and install it on your PC.
2. Once installed on your PC, double-click the PC Companion icon on your desktop to start the update.
Note! For some models you will be prompted to do a backup prior to the update and then restore.
3. Install and open PC Companion then select Support Zone.
4. Phone Software Update.
5. Start.
6. Repair Phone
7. Continue
8. Accept data removal
9. Next
10. Wait for prepare
11. Select Phone
12. Follow the connection steps
Let us know if this helps.
